. >> emily schmidt joining us from washington. emily, clearly the obama administration feels that something is up here, but specifically do we know what led them to pull the trigger on closing these embassies? >> we have a couple of different ways to pull back the curtain for you. first of all, with what we've been reporting, officials have been tracking this knowledge they said for weeks, but in the past few days they say the chatter was simply increasing enough to believe that al qaeda in the arabian peninsula in yemen could be in the final stages of planning an unspecified attack. this morning the white house tells cnn though it's not going to comment on intelligence in this case, particularly as it relates to a "new york times" report that says some of this intelligence came from intercepted electronic communications between senior al qaeda operatives. this article notes that's one of the main functions of the nsa. so you take a look at the embassy closings, they are officially for sunday but they could be extended, and there